> For clean Markdown of any page, append .md to the page URL.
> For a complete documentation index, see https://developers.hellosign.com/docs/llms.txt.
> For AI client integration (Claude Code, Cursor, etc.), connect to the MCP server at https://developers.hellosign.com/_mcp/server.

# Documentation

> Technical documentation for the Dropbox Sign API.

## Docs

- [Dropbox Sign API Documentation](https://developers.hellosign.com/docs/overview.md): The Dropbox Sign API offers a reliable, flexible set of eSignature tools that can be used to power digital agreements and turn slow, outdated business processes into a competitive advantage.
- [Events and Callbacks](https://developers.hellosign.com/docs/guides/events-and-callbacks.md): The Dropbox Sign API allows you automate your signature flows. To find out how to use Dropbox Sign Events, click here.
- [Walkthrough](https://developers.hellosign.com/docs/guides/events-and-callbacks/walkthrough.md): Click here to learn about Dropbox Sign Events how to use webhooks to automate your integration with the Dropbox Sign API.
- [Overview](https://developers.hellosign.com/docs/guides/o-auth/overview.md): Keep your users data safe. Click here to learn about using OAuth in your Dropbox Sign API integrations.
- [Walkthrough](https://developers.hellosign.com/docs/guides/o-auth/walkthrough.md): OAuth allows you to send signature requests and call the Dropbox Sign API on behalf of your users. Click here to learn about Dropbox Sign's OAuth flows.
- [Overview](https://developers.hellosign.com/docs/guides/app-approval/overview.md): Customers using advanced features of the Dropbox Sign API need their apps approved for production. To learn about our app approval process, click here.
- [Self Publish](https://developers.hellosign.com/docs/guides/app-approval/self-publish.md): Overview of new process for Self-Publishing your API Apps.
- [Submitting](https://developers.hellosign.com/docs/guides/app-approval/submitting.md): App approval is required for Dropbox Sign API customers using Embedded Workflows or OAuth. To learn how to submit your app for approval, click here.
- [Approved](https://developers.hellosign.com/docs/guides/app-approval/approved.md): After a Dropbox Sign API app is approved, questions arise about best practices for moving into production. To review tips and frequently asked questions, click here.
- [Signer Auth](https://developers.hellosign.com/docs/guides/app-approval/signer-auth.md): Click here to review our official guidance around signer authentication to ensure your documents and signatures stay legally binding.
- [API Dashboard](https://developers.hellosign.com/docs/guides/api-dashboard.md): Learn about Dropbox Sign's API Dashboard and how it's used to monitor the health of your integration, troubleshoot, and analyze API activity.
- [Embedded Saved Signatures](https://developers.hellosign.com/docs/guides/api-settings.md)
- [Overview](https://developers.hellosign.com/docs/guides/pre-filled-document-data/overview.md): Adding your data to your document for a signature request.
- [Templates](https://developers.hellosign.com/docs/guides/pre-filled-document-data/templates.md): Adding your data to your document for a signature request using Templates.
- [Text Tags](https://developers.hellosign.com/docs/guides/pre-filled-document-data/text-tags.md): Adding your data to your document for a signature request using Text Tags.
- [Form Fields](https://developers.hellosign.com/docs/guides/pre-filled-document-data/form-fields.md): Adding your data to your document for a signature request using Form Fields Per Document.
- [SMS Tools](https://developers.hellosign.com/docs/guides/sms-tools.md): Find out how to use SMS Tools for both authentication and delivery of signature requests.
- [Overview](https://developers.hellosign.com/docs/guides/e-id-signing/overview.md): eID allows you to authenticate users with eID processes provided by organizations in the European Union. Click here to learn more about eID.
- [Adding eID](https://developers.hellosign.com/docs/guides/e-id-signing/adding-e-id.md): eID allows you to authenticate users with eID processes provided by organizations in the European Union. Click here to learn more about how to add eID authentication to your flows.
- [Using eID](https://developers.hellosign.com/docs/guides/e-id-signing/using-e-id.md): Technical documentation for the Dropbox Sign API.
- [NOM 151 Overview](https://developers.hellosign.com/docs/guides/signature-types/nom-151-overview.md): Overview of NOM 151 signature type.
- [Implementation](https://developers.hellosign.com/docs/guides/signature-types/implementation.md): Steps to sign with NOM 151 signature type.
- [Admin Console Reports](https://developers.hellosign.com/docs/guides/reports.md): Learn about the Reports API and how to use it.
- [Fax](https://developers.hellosign.com/docs/guides/fax.md): A guide to assist customers migrating from v1 to v3 of the Fax API
- [Overview](https://developers.hellosign.com/docs/sdks/overview.md): Dropbox Sign maintains official libraries for different programming languages. Click here to find your preferred SDK.
- [Versioning Policy](https://developers.hellosign.com/docs/sdks/versioning-policy.md): Click here for information on Dropbox Sign's SDK versioning policy, which the API engineering team follows to ensure safety, reliability, and transparency.
- [Interacting with Files](https://developers.hellosign.com/docs/sdks/open-api/interacting-with-files.md): This page explains how to interact with files using the Dropbox Sign API. Click here to learn about uploading and downloading files using our new SDKs.
- [Form Fields per Document](https://developers.hellosign.com/docs/sdks/open-api/form-fields-per-document.md): Use form fields per document to place fields programmatically using the Dropbox Sign API. Click here to learn about the data structure used to place fields.
- [Node](https://developers.hellosign.com/docs/sdks/migration-guides/node.md): Use this guide to migrate to the new Dropbox Sign Node SDK, which is powered by our OpenAPI specification. Contains concepts and examples to help you migrate successfully.
- [Python](https://developers.hellosign.com/docs/sdks/migration-guides/python.md): Use this guide to migrate to the new Dropbox Sign Python SDK, which is powered by our OpenAPI specification. Contains concepts and examples to help you migrate successfully.
- [PHP](https://developers.hellosign.com/docs/sdks/migration-guides/php.md): Use this guide to migrate to the new Dropbox Sign PHP SDK, which is powered by our OpenAPI specification. Contains concepts and examples to help you migrate successfully.
- [.NET](https://developers.hellosign.com/docs/sdks/migration-guides/net.md): Use this guide to migrate to the new Dropbox Sign Dotnet SDK, which is powered by our OpenAPI specification. Contains concepts and examples to help you migrate successfully.
- [Ruby](https://developers.hellosign.com/docs/sdks/migration-guides/ruby.md): Use this guide to migrate to the new Dropbox Sign Ruby SDK, which is powered by our OpenAPI specification. Contains concepts and examples to help you migrate successfully.
- [Java](https://developers.hellosign.com/docs/sdks/migration-guides/java.md): Use this guide to migrate to the new Dropbox Sign Java SDK, which is powered by our OpenAPI specification. Contains concepts and examples to help you migrate successfully.
- [Overview](https://developers.hellosign.com/docs/sdks/python/overview.md): Quick reference for the Dropbox Sign Python SDK — install, authenticate, and find links to docs and examples.
- [Overview](https://developers.hellosign.com/docs/sdks/node/overview.md): Quick reference for the Dropbox Sign Node SDK — install, authenticate, and find links to docs and examples.
- [Overview](https://developers.hellosign.com/docs/sdks/php/overview.md): Quick reference for the Dropbox Sign PHP SDK — install, authenticate, and find links to docs and examples.
- [Overview](https://developers.hellosign.com/docs/sdks/net/overview.md): Quick reference for the Dropbox Sign .NET SDK — install, authenticate, and find links to docs and examples.
- [Overview](https://developers.hellosign.com/docs/sdks/ruby/overview.md): Quick reference for the Dropbox Sign Ruby SDK — install, authenticate, and find links to docs and examples.
- [Overview](https://developers.hellosign.com/docs/sdks/java/overview.md): Quick reference for the Dropbox Sign Java SDK — install, authenticate, and find links to docs and examples.
- [Non-Embedded Signing](https://developers.hellosign.com/docs/walkthroughs/non-embedded-signing.md): Find out how to send and retrieve signature requests, check their status, and download completed documents using the Dropbox Sign API.
- [Text Tags Walkthrough](https://developers.hellosign.com/docs/walkthroughs/text-tags.md): Learn how to use Text Tags with the Dropbox Sign API.
- [Templates](https://developers.hellosign.com/docs/walkthroughs/templates.md): Here, we'll walk you through the process of creating templates in the Dropbox Sign web interface to use with the API.
- [Embedded Signing](https://developers.hellosign.com/docs/walkthroughs/embedded-signing.md): Embedded signing allows you to have users sign signature requests directly on your app or website. Read the setup steps and requirements here.
- [Embedded Templates](https://developers.hellosign.com/docs/walkthroughs/embedded-templates.md): Allow users to create and edit templates inside your app with Dropbox Sign Embedded Templates. To find out how to build with this feature, click here.
- [Embedded Requesting](https://developers.hellosign.com/docs/walkthroughs/embedded-requesting.md): Embedded signature requesting allows users to create, edit, and send signature requests on your site. Read the setup steps here.
- [Embedded Testing Tool](https://developers.hellosign.com/docs/additional-resources/embedded-testing-tool.md): Test your embedded eSignature solution with the Dropbox Sign API Embedded Testing Tool.

## API Docs

- Events and Callbacks Reference > Events [Account Callbacks](https://developers.hellosign.com/docs/guides/events-and-callbacks/events-and-callbacks-reference/events/account-update-event-callback.md)
- Events and Callbacks Reference > Events [App Callbacks](https://developers.hellosign.com/docs/guides/events-and-callbacks/events-and-callbacks-reference/events/api-app-create-event-callback.md)
- OAuth [OAuth Token Generate](https://developers.hellosign.com/docs/guides/o-auth/token-generate.md)
- OAuth [OAuth Token Refresh](https://developers.hellosign.com/docs/guides/o-auth/token-refresh.md)

## OpenAPI Specification

The raw OpenAPI 3.1 specification for this API is available at:
- [OpenAPI JSON](https://developers.hellosign.com/docs/openapi.json)
- [OpenAPI YAML](https://developers.hellosign.com/docs/openapi.yaml)